Some storage systems let you mix and match in order to maximize your storage. If you use Craftsman and DeWalt's storage ...

Milwaukee's Packout modular tool storage system brings a lot of options for keeping your workshop together and organized. Here's how the sizes all stack up.

The stackable system makes it easy to store your tools or roll them around with you if you have a case with wheels. Right now, you can also get their 230-piece tool set for just $99.

The downside is that large rolling tool boxes can be extremely pricey, especially if you buy one from a professional brand like Snap-On or Matco. Fortunately, there are some cheaper options available.